Andrew Lamb created ARROW-12158:
-----------------------------------
Summary: [Rust][DataFusion]: Implement support for the `now()` sql
function
Key: ARROW-12158
URL: https://issues.apache.org/jira/browse/ARROW-12158
Project: Apache Arrow
Issue Type: New Feature
Reporter: Andrew Lamb
Assignee: Andrew Lamb
Usecase: selecting the last 5 minutes of data
I would like to be able to run queries like this:
```
select * from cpu where time > now() - interval '3' minute;
```
Proposed implementation:
follow postgres functions:
https://www.postgresql.org/docs/current/functions-datetime.html
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